Family name រ័តន៏ (រ័តន៏ 
) , across the world, is an extremely rare cognomen. The cognomen រ័តន៏ is characteristic of South-eastern Asia, particularly Cambodia, where it is a very rare surname. Likewise, រ័តន៏ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| រ័តន៏ | Cambodia |